How to write the background of the brochure design?

With 200, 300 words at the beginning of the text to explain the background of the activity. Brochure design with 200, 300 words at the beginning of the body to explain the background of the event, the brochure contains a very wide range of connotations, compared to the book, brochure design not only includes the design of the front cover and back cover, but also includes the ring liner, title page, the layout of the text and so on.